OREANDA-NEWS. The official purchase prices at cash calculations on the London Metal Exchange on March 1, 2007 made $2 907 for a ton of aluminium, $6 189 for a ton of copper, $1 975 for a ton of lead, $45 335 for a ton of nickel, $13 540 for a ton of tin, $3 544,5 for a ton of zinc.

Three-month purchase contracts were made at the price of $2 848 for a ton of aluminium, $6 160 for a ton of copper, $1 925 for a ton of lead, $41 800 for a ton of nickel, $13 450 for a ton of tin, $3 540 for a ton of zinc.